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Deadline credit card / credit card

Deadline credit card

We often forget to pay our bill of credit card, and not sure how much should we paid.
This prodect is a credit card which can shows the balance and the deadline of the account. When we shake the card, it will emited light, show how much should we paid and which day is the deadline.


Zhejiang University

Zhejiang University
Ningbo, China


Zhejiang University

Zhejiang University
Ningbo, China

Chenye Wang Zhiyuan Chen Xinyue Wu Ying Ren